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authorLinus Torvalds <torvalds@linux-foundation.org>2016-09-19 12:58:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-09-19 12:58:34 -0700
commit7bb91e06730140a693611e51a4a9636152448bd3 (patch)
tree3db8274e509dded5e864b4af9154ffd2b4f0a846 /arch
parent8ff77206aa36949afab46be43a3d14af75a4e270 (diff)
parent2db34e78f126c6001d79d3b66ab1abb482dc7caa (diff)
downloadlinux-stericsson-7bb91e06730140a693611e51a4a9636152448bd3.tar.gz
Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fixes from Herbert Xu: "This fixes a potential weakness in IPsec CBC IV generation, as well as a number of issues that arose out of an OOM crash on ARM with CTR-mode AES" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: arm64/aes-ctr - fix NULL dereference in tail processing crypto: arm/aes-ctr - fix NULL dereference in tail processing crypto: skcipher - Fix blkcipher walk OOM crash crypto: echainiv - Replace chaining with multiplication
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/crypto/aes-ce-glue.c2
-rw-r--r--arch/arm64/crypto/aes-glue.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/crypto/aes-ce-glue.c b/arch/arm/crypto/aes-ce-glue.c
index da3c0428507b..aef022a87c53 100644
--- a/arch/arm/crypto/aes-ce-glue.c
+++ b/arch/arm/crypto/aes-ce-glue.c
@@ -284,7 +284,7 @@ static int ctr_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
err = blkcipher_walk_done(desc, &walk,
walk.nbytes % AES_BLOCK_SIZE);
}
- if (nbytes) {
+ if (walk.nbytes % AES_BLOCK_SIZE) {
u8 *tdst = walk.dst.virt.addr + blocks * AES_BLOCK_SIZE;
u8 *tsrc = walk.src.virt.addr + blocks * AES_BLOCK_SIZE;
u8 __aligned(8) tail[AES_BLOCK_SIZE];
diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
index 5c888049d061..6b2aa0fd6cd0 100644
--- a/arch/arm64/crypto/aes-glue.c
+++ b/arch/arm64/crypto/aes-glue.c
@@ -216,7 +216,7 @@ static int ctr_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst,
err = blkcipher_walk_done(desc, &walk,
walk.nbytes % AES_BLOCK_SIZE);
}
- if (nbytes) {
+ if (walk.nbytes % AES_BLOCK_SIZE) {
u8 *tdst = walk.dst.virt.addr + blocks * AES_BLOCK_SIZE;
u8 *tsrc = walk.src.virt.addr + blocks * AES_BLOCK_SIZE;
u8 __aligned(8) tail[AES_BLOCK_SIZE];